发明授权
- 专利标题: Method and apparatus for positioning railway machines
- 专利标题(中): 铁路机械定位方法和装置
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申请号: US435155申请日: 1974-01-21
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公开(公告)号: US3942000A公开(公告)日: 1976-03-02
- 发明人: Andrew M. Dieringer
- 申请人: Andrew M. Dieringer
- 申请人地址: WI Milwaukee
- 专利权人: Rexnord, Inc.
- 当前专利权人: Rexnord, Inc.
- 当前专利权人地址: WI Milwaukee
- 主分类号: G01B11/00
- IPC分类号: G01B11/00 ; G01V8/12 ; G01D21/04
摘要:
This is concerned with a method and apparatus for sensing and/or finding objects along railway track, for example a tie, so that work may be done in relation thereto. More specifically, the subject matter is concerned with a method and apparatus for finding ties on a step-by-step basis and performing work in relation thereto, for example tamping between the ties or driving spikes through the holes in tie plates into the ties, or the like.
公开/授权文献
- US5655626A Roller guide for a sliding elevator door 公开/授权日:1997-08-12
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